BLUE HILL METEOROLOGICAL OBSERVATORY
MILTON, MASSACHUSETTS 02186
ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA
 
DAILY DISCUSSION AND CLIMATE SUMMARY
WEDNESDAY, OCTOBER 8, 2008
ALL TIMES ARE IN EASTERN STANDARD TIME UNLESS NOTED
 
TEMPERATURES RISING TO ABOVE NORMAL
BRIGHT SUNSHINE THROUGH HIGH THIN CLOUDS
 
Temperatures headed above normal with 68 degrees
early this afternoon running some 5 degrees above
the normal.  This comes after a cool first week of
October which averaged 3 degrees below normal.
Sunshine prevails again today and the morning low
was a less chilly 43F compared to 37F yesterday
morning. Norwood Airport reported a frosty 29 degrees
early this morning during a temperature inversion.
 
Today's observations:
 
8 A.M. EDT
Weather: Thin broken cirrus, few patches of dense shallow
ground fog to the west dissipating past hour 
Temperature: 47F, Dew point: 31F,  Wind: WNW at 9 kts
Sea-level pressure: 30.18 inches Hg, rising
Visibility: 75 miles, inversion present  
6-hourly minimum temperature: 43F
24-hourly rainfall: 0.00
BHO SA 1155 250 –SCT 300 -BKN 75 220/47/31/3009/018/
INVSN PRSNT FEW PTCHS DENSE SHLW GF W DSSPTG PST HR/
8/001 53005 10047 20043 
 
11 A.M. EDT
Weather: Thin overcast of cirrus clouds with lower dense
cirrus SW-W, break in overcast distant NE-SE     
Temperature: 59F, Dew point: 35F, Wind: W at 3 kts,
Wind: very light so estimated
Sea-level pressure: 30.17 inches Hg, falling
Visibility: 60 miles, NW 70 miles, smoke layer along
horizons   
BHO SA 1455 250 –SCT 300 –OVC 60 218/59/35/E2803/017/
LWR DENS CI SW-W BINOVC DSNT NE-SE THN K LYR ALG HRZNS
XCPT DRK K LYR NE HRZN VSBY NW 70
WND LGT/ 8/002 58002
 
2 P.M. EDT
Weather: Scattered dense cirrus, thin overcast cirrus,
few altocumulus distant W-NW 
Temperature: 68F, Dew point: 33F, Wind: SSW at 9 kts
Wind: variable direction S-WSW
Sea-level pressure: 30.11 inches Hg, falling
Visibility: 75 miles, 30 NE-E, thin smoke layer 
6-hourly max. temp. 68F
BHO SA 1755 220 SCT 250 –OVC 75 198/68/33/2009/011/
FEW AC DSNT W-NW PTCHS LWR DENS CI THN K LYR ALG
HRZN NE-E VSBY NE-E 30 WND 17V24/
8/042 58020 10068 20047                     
 
WEATHER SUMMARY FOR TUESDAY, OCTOBER 7
 
TEMPERATURE (DEGREES F)
MAX.....64    NORMAL.....64
MIN.....37    NORMAL.....46
MEAN....51    NORMAL.....55
 
DEPARTURE FROM 30-YEAR NORMAL.............-4
TOTAL DEPARTURE FOR THE MONTH............-19 (-2.9 DEGREES/DAY)
 
PEAK GUST AND AVERAGE WIND SPEED (MPH)
PEAK WIND GUST FOR YESTERDAY............23 WNW AT  8:41 A.M.   
                   AEROVANE.............21 WNW AT  8:41 A.M.   
                   ASOS.................21 WNW AT  9:49 A.M.  
                   DAVIS................22 WNW AT  8:40 A.M.   
FASTEST MILE FOR YESTERDAY..............16 WNW AT  9:22 A.M. 
MAXIMUM 2-MINUTE ASOS AVERAGE...........16 WNW AT  8:42 A.M.  
MAXIMUM 2-MINUTE DAVIS AVERAGE..........18 WNW AT  8:42 A.M.   
                   AVERAGE............ 12.0 WNW  
                   ASOS................11.7
                   DAVIS...............12.5 WNW [290 deg]
 
PRECIPITATION (INCHES) THROUGH THIS MORNING (EST)
TOTAL PRECIPITATION 24 HRS ENDING 7 A.M....0.00   DEPARTURE.......-0.14
                         ASOS..............0.00
TOTAL PRECIPITATION FOR THE MONTH..........0.60   DEPARTURE.......-0.38
                         ASOS..............0.61
TOTAL PRECIPITATION FOR THE YEAR..........43.50   DEPARTURE.......+4.92
                         ASOS.............46.09 #
#  Includes erroneous ASOS precipitation data on 2/13/08.
 
PRELIMINARY CLIMATE SUMMARY FOR OCTOBER 2008 CALENDAR DAY DATA
DATA REPORTED:
DATE: MAX/MIN/MEAN/DEP/PRECIP/SUN(MIN.)/SUN(%)/ PEAK GUST/AERO GUST
AERO: Aerovane recording wind system gust when significant
TSTM: Thunderstorm day (thunder heard some time during day)
....: Data not yet available, records not finalized
 
10/1 68/58/63/+6/.../120/17      38 SW   TSTM #
10/2 62/46/54/-2/.../455/65      45 W
10/3 62/45/54/-2/T/376/54        44 SSW  Aero 43 MPH SSW
10/4 61/40/51/-5/0.00/612/88     32 WSW
10/5 53/45/49/-6/T/000/00        18 WNW
10/6 58/39/49/-6/0.00/303/44     28 WNW
10/7 64/37/51/-4/0.00/.../..     23 WNW
 
10/8 morning low temp. 43F; our normal low is now 45F
 
# Thunderstorm gust 
* corrected precip. for 4th to zero from a trace
 
NEW DAILY RECORDS FOR OCTOBER
 
None...
 
DAILY EXTREMES
Temperature and precipitation records back to 1885, and
wind records back to 1940 (e = estimated):
 
RECORDS FOR OCTOBER 8
HIGH 81 IN 1916,1990
LOW 28 IN 1919
PRECIP 2.31 INCHES IN 1891
SNOWFALL TRACE IN 1988, 2001 (EARLIEST DATE)
PEAK GUST 60 MPH NE IN 1996
 
RECORDS FOR OCTOBER 9
HIGH 81 IN 1909
LOW 29 IN 1907,1937
PRECIP 2.54 INCHES IN 1976
SNOWFALL 0.2 INCHES IN 1888
PEAK GUST 81e MPH S IN 1976 (RECORD FOR MONTH)
 
TODAY'S REPORT PREPARED By: Robert Skilling